mirror of https://github.com/iSoron/uhabits.git
parent
74475bd191
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/*
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* Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
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*
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* This file is part of Loop Habit Tracker.
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*
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* Loop Habit Tracker is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* Loop Habit Tracker is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import UIKit
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class ComponentView : UIView {
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var component: Component?
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init(frame: CGRect, component: Component?) {
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self.component = component
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super.init(frame: frame)
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError()
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}
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override func draw(_ rect: CGRect) {
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let canvas = IosCanvas(width: Double(rect.width),
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height: Double(rect.height),
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scale: 1.0)
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component?.draw(canvas: canvas)
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}
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override func layoutSubviews() {
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setNeedsDisplay()
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}
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}
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@ -1,173 +0,0 @@
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/*
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* Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
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*
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* This file is part of Loop Habit Tracker.
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*
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* Loop Habit Tracker is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* Loop Habit Tracker is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
|
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import UIKit
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extension Color {
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var uicolor: UIColor {
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return UIColor(red: CGFloat(self.red),
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green: CGFloat(self.green),
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blue: CGFloat(self.blue),
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alpha: CGFloat(self.alpha))
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}
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var cgcolor : CGColor {
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return uicolor.cgColor
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}
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}
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class ComponentView : UIView {
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var component: Component?
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init(frame: CGRect, component: Component?) {
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self.component = component
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super.init(frame: frame)
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError()
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}
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override func draw(_ rect: CGRect) {
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let canvas = IosCanvas(withBounds: bounds)
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component?.draw(canvas: canvas)
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}
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override func layoutSubviews() {
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setNeedsDisplay()
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}
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}
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class IosCanvas : NSObject, Canvas {
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var bounds: CGRect
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var ctx: CGContext
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var font = Font.regular
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var textSize = CGFloat(12)
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var textColor = UIColor.black
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var textAlign = TextAlign.center
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init(withBounds bounds: CGRect) {
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self.bounds = bounds
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self.ctx = UIGraphicsGetCurrentContext()!
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}
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func setColor(color: Color) {
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self.ctx.setStrokeColor(color.cgcolor)
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self.ctx.setFillColor(color.cgcolor)
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textColor = color.uicolor
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}
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func drawLine(x1: Double, y1: Double, x2: Double, y2: Double) {
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self.ctx.move(to: CGPoint(x: CGFloat(x1), y: CGFloat(y1)))
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self.ctx.addLine(to: CGPoint(x: CGFloat(x2), y: CGFloat(y2)))
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self.ctx.strokePath()
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}
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func drawText(text: String, x: Double, y: Double) {
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let nsText = text as NSString
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var uifont = UIFont.systemFont(ofSize: textSize)
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if font == Font.bold {
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uifont = UIFont.boldSystemFont(ofSize: textSize)
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}
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if font == Font.fontAwesome {
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uifont = UIFont(name: "FontAwesome", size: textSize)!
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}
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let attrs = [NSAttributedString.Key.font: uifont,
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NSAttributedString.Key.foregroundColor: textColor]
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let size = nsText.size(withAttributes: attrs)
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if textAlign == TextAlign.center {
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nsText.draw(at: CGPoint(x: CGFloat(x) - size.width / 2,
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y : CGFloat(y) - size.height / 2),
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withAttributes: attrs)
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} else if textAlign == TextAlign.left {
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nsText.draw(at: CGPoint(x: CGFloat(x),
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y : CGFloat(y) - size.height / 2),
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withAttributes: attrs)
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} else {
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nsText.draw(at: CGPoint(x: CGFloat(x) - size.width,
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y : CGFloat(y) - size.height / 2),
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withAttributes: attrs)
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}
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}
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func drawRect(x: Double, y: Double, width: Double, height: Double) {
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self.ctx.stroke(CGRect(x: CGFloat(x),
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y: CGFloat(y),
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width: CGFloat(width),
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height: CGFloat(height)))
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}
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func fillRect(x: Double, y: Double, width: Double, height: Double) {
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self.ctx.fill(CGRect(x: CGFloat(x),
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y: CGFloat(y),
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width: CGFloat(width),
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height: CGFloat(height)))
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}
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func getHeight() -> Double {
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return Double(bounds.height)
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}
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func getWidth() -> Double {
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return Double(bounds.width)
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}
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func setFontSize(size: Double) {
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self.textSize = CGFloat(size)
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}
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func setFont(font: Font) {
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self.font = font
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}
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func setStrokeWidth(size: Double) {
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self.ctx.setLineWidth(CGFloat(size))
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}
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func setTextAlign(align: TextAlign) {
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self.textAlign = align
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}
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func fillArc(centerX: Double, centerY: Double, radius: Double, startAngle: Double, swipeAngle: Double) {
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let center = CGPoint(x: CGFloat(centerX), y: CGFloat(centerY))
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let a1 = startAngle / 180 * .pi * (-1)
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let a2 = a1 - swipeAngle / 180 * .pi
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self.ctx.beginPath()
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self.ctx.move(to: center)
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self.ctx.addArc(center: center,
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radius: CGFloat(radius),
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startAngle: CGFloat(a1),
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endAngle: CGFloat(a2),
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clockwise: swipeAngle >= 0)
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self.ctx.closePath()
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self.ctx.fillPath()
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}
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func fillCircle(centerX: Double, centerY: Double, radius: Double) {
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self.ctx.fillEllipse(in: CGRect(x: CGFloat(centerX - radius),
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y: CGFloat(centerY - radius),
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width: CGFloat(radius * 2),
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height: CGFloat(radius * 2)))
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}
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}
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@ -1,68 +0,0 @@
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/*
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* Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
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*
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* This file is part of Loop Habit Tracker.
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*
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* Loop Habit Tracker is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* Loop Habit Tracker is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import XCTest
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import UIKit
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@testable import uhabits
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class IosCanvasTest : XCTestCase {
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func testDraw() {
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UIGraphicsBeginImageContext(CGSize(width: 500, height: 400))
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let canvas = IosCanvas(withBounds: CGRect(x: 0, y: 0, width: 500, height: 400))
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canvas.setColor(color: Color(rgb: 0x303030))
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canvas.fillRect(x: 0.0, y: 0.0, width: 500.0, height: 400.0)
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canvas.setColor(color: Color(rgb: 0x606060))
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canvas.setStrokeWidth(size: 25.0)
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canvas.drawRect(x: 100.0, y: 100.0, width: 300.0, height: 200.0)
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canvas.setColor(color: Color(rgb: 0xFFFF00))
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canvas.setStrokeWidth(size: 1.0)
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canvas.fillCircle(centerX: 50.0, centerY: 50.0, radius: 30.0)
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canvas.fillArc(centerX: 50.0, centerY: 150.0, radius: 30.0, startAngle: 90.0, swipeAngle: 135.0)
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canvas.fillArc(centerX: 50.0, centerY: 250.0, radius: 30.0, startAngle: 90.0, swipeAngle: -135.0)
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canvas.fillArc(centerX: 50.0, centerY: 350.0, radius: 30.0, startAngle: 45.0, swipeAngle: 90.0)
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canvas.drawRect(x: 0.0, y: 0.0, width: 100.0, height: 100.0)
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canvas.drawRect(x: 0.0, y: 100.0, width: 100.0, height: 100.0)
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canvas.drawRect(x: 0.0, y: 200.0, width: 100.0, height: 100.0)
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canvas.drawRect(x: 0.0, y: 300.0, width: 100.0, height: 100.0)
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canvas.setColor(color: Color(rgb: 0xFF0000))
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canvas.setStrokeWidth(size: 2.0)
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canvas.drawLine(x1: 0.0, y1: 0.0, x2: 500.0, y2: 400.0)
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canvas.drawLine(x1: 500.0, y1: 0.0, x2: 0.0, y2: 400.0)
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canvas.setFontSize(size: 50.0)
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canvas.setColor(color: Color(rgb: 0x00FF00))
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canvas.drawText(text: "Test", x: 250.0, y: 200.0)
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canvas.setFont(font: Font.bold)
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canvas.drawText(text: "Test", x: 250.0, y: 100.0)
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canvas.setFont(font: Font.fontAwesome)
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canvas.drawText(text: FontAwesome.Companion().check, x: 250.0, y: 300.0)
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let image = UIGraphicsGetImageFromCurrentImageContext()!
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let paths = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask)
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let filePath = paths.first?.appendingPathComponent("IosCanvasTest.png")
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try! image.pngData()!.write(to: filePath!, options: .atomic)
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}
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}
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Loading…
Reference in new issue